Every year on the first Monday in May, the Met Gala, formally known as the Costume Institute Gala, kicks off New York’s Metropolitan Museum’s latest fashion exhibit. The event is co-chaired by the fabulous Anna Wintour, editor-in-chief of Vogue. The gala is also an annual fundraising event benefiting the Met’s Costume Institute.

This year’s theme was Rei Kawakubo/Comme des Garçons: Art of the In-Between. Kawakubo, the mastermind behind the avant-garde label Comme des Garçon, likes to push the boundaries of fashion. She also loves to focus on creating unique art pieces rather than wearable clothes. The exhibit perfectly conveys the message of fashion as art.

From Rihanna to Katy Perry, the ‘who’s who’ crowd from entertainment to fashion industry circles all walked the red carpet on Monday night. We fully expected celebrities to take the avant-garde fashion opportunity and present creative looks in line with this year’s theme. Instead, most stars played it safe, dressing in Oscar-worthy gowns, contributing to an underwhelming red carpet.

Though there were standouts for the Comme des Garçons fan. Some stars did manage to wow us with their unique fashion choices.

Rihanna, who never disappoints with her individual sense of style, nailed her look — a sculptured Comme des Garçons floral-themed dress that wowed the crowd. Katy Perry, equally provocative in her choice, looked like a modern goddess in a red organza Margiela tulle dress.

Besides Rihanna and Perry, here are the celebrities who got the memo and dressed the part at the Met Gala 2017: